56623133 has 8 divisors (see below), whose sum is σ = 65933568. Its totient is φ = 47618064.

The previous prime is 56623093. The next prime is 56623153. The reversal of 56623133 is 33132665.

It is a happy number.

56623133 is nontrivially palindromic in base 14.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56623133 - 2¹² = 56619037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56623096 and 56623105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56623153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75941 + ... + 76682.

It is an arithmetic number, because the mean of its divisors is an integer number (8241696).

Almost surely, 2^56623133 is an apocalyptic number.

56623133 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

56623133 is a deficient number, since it is larger than the sum of its proper divisors (9310435).

56623133 is a wasteful number, since it uses less digits than its factorization.

56623133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152683.

The product of its digits is 9720, while the sum is 29.

The square root of 56623133 is about 7524.8344167829. The cubic root of 56623133 is about 384.0000655563. Note that the first 4 decimals are identical.

Subtracting from 56623133 its sum of digits (29), we obtain a cube (56623104 = 384³).

Adding to 56623133 its reverse (33132665), we get a palindrome (89755798).

The spelling of 56623133 in words is "fifty-six million, six hundred twenty-three thousand, one hundred thirty-three".